<?php
/**
 * PHPExcel
 *
 * Copyright (c) 2006 - 2013 PHPExcel
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * @category   PHPExcel
 * @package    PHPExcel_Writer_Excel2007
 * @copyright  Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
 * @version    1.7.9, 2013-06-02
 */


/**
 * PHPExcel_Writer_Excel2007_DocProps
 *
 * @category   PHPExcel
 * @package    PHPExcel_Writer_Excel2007
 * @copyright  Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Writer_Excel2007_DocProps extends PHPExcel_Writer_Excel2007_WriterPart {
	/**
	 * Write docProps/app.xml to XML format
	 *
	 * @param    PHPExcel $pPHPExcel
	 *
	 * @return    string        XML Output
	 * @throws    PHPExcel_Writer_Exception
	 */
	public function writeDocPropsApp(PHPExcel $pPHPExcel = null) {
		// Create XML writer
		$objWriter = null;
		if ($this->getParentWriter()->getUseDiskCaching())
		{
			$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
		}
		else
		{
			$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
		}

		// XML header
		$objWriter->startDocument('1.0', 'UTF-8', 'yes');

		// Properties
		$objWriter->startElement('Properties');
		$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/officeDocument/2006/extended-properties');
		$objWriter->writeAttribute('xmlns:vt', 'http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes');

		// Application
		$objWriter->writeElement('Application', 'Microsoft Excel');

		// DocSecurity
		$objWriter->writeElement('DocSecurity', '0');

		// ScaleCrop
		$objWriter->writeElement('ScaleCrop', 'false');

		// HeadingPairs
		$objWriter->startElement('HeadingPairs');

		// Vector
		$objWriter->startElement('vt:vector');
		$objWriter->writeAttribute('size', '2');
		$objWriter->writeAttribute('baseType', 'variant');

		// Variant
		$objWriter->startElement('vt:variant');
		$objWriter->writeElement('vt:lpstr', 'Worksheets');
		$objWriter->endElement();

		// Variant
		$objWriter->startElement('vt:variant');
		$objWriter->writeElement('vt:i4', $pPHPExcel->getSheetCount());
		$objWriter->endElement();

		$objWriter->endElement();

		$objWriter->endElement();

		// TitlesOfParts
		$objWriter->startElement('TitlesOfParts');

		// Vector
		$objWriter->startElement('vt:vector');
		$objWriter->writeAttribute('size', $pPHPExcel->getSheetCount());
		$objWriter->writeAttribute('baseType', 'lpstr');

		$sheetCount = $pPHPExcel->getSheetCount();
		for ($i = 0; $i < $sheetCount; ++$i)
		{
			$objWriter->writeElement('vt:lpstr', $pPHPExcel->getSheet($i)->getTitle());
		}

		$objWriter->endElement();

		$objWriter->endElement();

		// Company
		$objWriter->writeElement('Company', $pPHPExcel->getProperties()->getCompany());

		// Company
		$objWriter->writeElement('Manager', $pPHPExcel->getProperties()->getManager());

		// LinksUpToDate
		$objWriter->writeElement('LinksUpToDate', 'false');

		// SharedDoc
		$objWriter->writeElement('SharedDoc', 'false');

		// HyperlinksChanged
		$objWriter->writeElement('HyperlinksChanged', 'false');

		// AppVersion
		$objWriter->writeElement('AppVersion', '12.0000');

		$objWriter->endElement();

		// Return
		return $objWriter->getData();
	}

	/**
	 * Write docProps/core.xml to XML format
	 *
	 * @param    PHPExcel $pPHPExcel
	 *
	 * @return    string        XML Output
	 * @throws    PHPExcel_Writer_Exception
	 */
	public function writeDocPropsCore(PHPExcel $pPHPExcel = null) {
		// Create XML writer
		$objWriter = null;
		if ($this->getParentWriter()->getUseDiskCaching())
		{
			$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
		}
		else
		{
			$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
		}

		// XML header
		$objWriter->startDocument('1.0', 'UTF-8', 'yes');

		// cp:coreProperties
		$objWriter->startElement('cp:coreProperties');
		$objWriter->writeAttribute('xmlns:cp', 'http://schemas.openxmlformats.org/package/2006/metadata/core-properties');
		$objWriter->writeAttribute('xmlns:dc', 'http://purl.org/dc/elements/1.1/');
		$objWriter->writeAttribute('xmlns:dcterms', 'http://purl.org/dc/terms/');
		$objWriter->writeAttribute('xmlns:dcmitype', 'http://purl.org/dc/dcmitype/');
		$objWriter->writeAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');

		// dc:creator
		$objWriter->writeElement('dc:creator', $pPHPExcel->getProperties()->getCreator());

		// cp:lastModifiedBy
		$objWriter->writeElement('cp:lastModifiedBy', $pPHPExcel->getProperties()->getLastModifiedBy());

		// dcterms:created
		$objWriter->startElement('dcterms:created');
		$objWriter->writeAttribute('xsi:type', 'dcterms:W3CDTF');
		$objWriter->writeRawData(date(DATE_W3C, $pPHPExcel->getProperties()->getCreated()));
		$objWriter->endElement();

		// dcterms:modified
		$objWriter->startElement('dcterms:modified');
		$objWriter->writeAttribute('xsi:type', 'dcterms:W3CDTF');
		$objWriter->writeRawData(date(DATE_W3C, $pPHPExcel->getProperties()->getModified()));
		$objWriter->endElement();

		// dc:title
		$objWriter->writeElement('dc:title', $pPHPExcel->getProperties()->getTitle());

		// dc:description
		$objWriter->writeElement('dc:description', $pPHPExcel->getProperties()->getDescription());

		// dc:subject
		$objWriter->writeElement('dc:subject', $pPHPExcel->getProperties()->getSubject());

		// cp:keywords
		$objWriter->writeElement('cp:keywords', $pPHPExcel->getProperties()->getKeywords());

		// cp:category
		$objWriter->writeElement('cp:category', $pPHPExcel->getProperties()->getCategory());

		$objWriter->endElement();

		// Return
		return $objWriter->getData();
	}

	/**
	 * Write docProps/custom.xml to XML format
	 *
	 * @param    PHPExcel $pPHPExcel
	 *
	 * @return    string        XML Output
	 * @throws    PHPExcel_Writer_Exception
	 */
	public function writeDocPropsCustom(PHPExcel $pPHPExcel = null) {
		$customPropertyList = $pPHPExcel->getProperties()->getCustomProperties();
		if (empty($customPropertyList))
		{
			return;
		}

		// Create XML writer
		$objWriter = null;
		if ($this->getParentWriter()->getUseDiskCaching())
		{
			$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
		}
		else
		{
			$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
		}

		// XML header
		$objWriter->startDocument('1.0', 'UTF-8', 'yes');

		// cp:coreProperties
		$objWriter->startElement('Properties');
		$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/officeDocument/2006/custom-properties');
		$objWriter->writeAttribute('xmlns:vt', 'http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes');


		foreach ($customPropertyList as $key => $customProperty)
		{
			$propertyValue = $pPHPExcel->getProperties()->getCustomPropertyValue($customProperty);
			$propertyType = $pPHPExcel->getProperties()->getCustomPropertyType($customProperty);

			$objWriter->startElement('property');
			$objWriter->writeAttribute('fmtid', '{D5CDD505-2E9C-101B-9397-08002B2CF9AE}');
			$objWriter->writeAttribute('pid', $key + 2);
			$objWriter->writeAttribute('name', $customProperty);

			switch ($propertyType)
			{
				case 'i' :
					$objWriter->writeElement('vt:i4', $propertyValue);
					break;
				case 'f' :
					$objWriter->writeElement('vt:r8', $propertyValue);
					break;
				case 'b' :
					$objWriter->writeElement('vt:bool', ($propertyValue) ? 'true' : 'false');
					break;
				case 'd' :
					$objWriter->startElement('vt:filetime');
					$objWriter->writeRawData(date(DATE_W3C, $propertyValue));
					$objWriter->endElement();
					break;
				default :
					$objWriter->writeElement('vt:lpwstr', $propertyValue);
					break;
			}

			$objWriter->endElement();
		}


		$objWriter->endElement();

		// Return
		return $objWriter->getData();
	}

}
